---> uname -a: Linux prd-centos8-docker-8c-8g-5469.novalocal 4.18.0-448.el8.x86_64 #1 SMP Wed Jan 18 15:02:46 UTC 2023 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Byte Order: Little Endian CPU(s): 8 On-line CPU(s) list: 0-7 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 8 NUMA node(s): 1 Vendor ID: AuthenticAMD CPU family: 23 Model: 49 Model name: AMD EPYC-Rome Processor Stepping: 0 CPU MHz: 2799.996 BogoMIPS: 5599.99 Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 32K L1i cache: 32K L2 cache: 512K L3 cache: 16384K NUMA node0 CPU(s): 0-7 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 xsaves clzero xsaveerptr wbnoinvd arat npt nrip_save umip rdpid arch_capabilities ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on devtmpfs 16G 0 16G 0% /dev tmpfs 16G 0 16G 0% /dev/shm tmpfs 16G 17M 16G 1% /run tmpfs 16G 0 16G 0% /sys/fs/cgroup /dev/vda1 160G 11G 150G 7% / tmpfs 3.2G 0 3.2G 0% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 31890 1002 28143 19 2744 30439 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host valid_lft forever preferred_lft forever 2: eth0: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:de:df:30 brd ff:ff:ff:ff:ff:ff altname enp0s3 altname ens3 inet 10.30.106.102/23 brd 10.30.107.255 scope global dynamic noprefixroute eth0 valid_lft 86180sec preferred_lft 86180sec inet6 fe80::f816:3eff:fede:df30/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1500 qdisc noqueue state DOWN group default link/ether 02:42:fe:81:77:e0 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/27/2026 _x86_64_ (8 CPU) 10:21:42 LINUX RESTART (8 CPU) 10:22:01 AM tps rtps wtps bread/s bwrtn/s 10:23:01 AM 271.20 17.27 253.92 2816.86 8802.37 10:24:01 AM 261.34 18.46 242.88 4011.33 13727.35 10:25:01 AM 106.86 1.73 105.13 429.86 11984.34 Average: 213.13 12.49 200.64 2419.28 11504.41 10:22:01 AM kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:23:01 AM 29585944 31315260 3069768 9.40 2688 2048812 1378436 4.09 146096 2481684 217764 10:24:01 AM 27748540 29998668 4907172 15.03 2688 2561612 3091188 9.17 233628 4183012 273792 10:25:01 AM 28809296 31156072 3846416 11.78 2688 2654036 1439436 4.27 457108 2890792 44748 Average: 28714593 30823333 3941119 12.07 2688 2421487 1969687 5.84 278944 3185163 178768 10:22:01 AM IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:23:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:23:01 AM eth0 378.31 248.59 2012.28 63.97 0.00 0.00 0.00 0.00 10:23:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:24:01 AM eth0 467.94 369.36 5682.79 64.56 0.00 0.00 0.00 0.00 10:24:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:25:01 AM lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:25:01 AM eth0 133.39 116.81 965.40 30.89 0.00 0.00 0.00 0.00 10:25:01 AM docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: eth0 326.54 244.91 2886.62 53.14 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 4.18.0-448.el8.x86_64 (centos-stream-8-docker-63ec32c8-5733-60f9-7d79-7a12e2b2c472.nova) 03/27/2026 _x86_64_ (8 CPU) 10:21:42 LINUX RESTART (8 CPU) 10:22:01 AM CPU %user %nice %system %iowait %steal %idle 10:23:01 AM all 12.20 0.00 1.68 0.64 0.05 85.43 10:23:01 AM 0 15.69 0.00 1.92 0.52 0.05 81.82 10:23:01 AM 1 8.36 0.00 0.62 0.10 0.05 90.88 10:23:01 AM 2 10.64 0.00 1.45 0.47 0.05 87.39 10:23:01 AM 3 14.17 0.00 2.04 0.23 0.07 83.49 10:23:01 AM 4 5.90 0.00 2.23 3.05 0.05 88.78 10:23:01 AM 5 18.99 0.00 2.41 0.33 0.05 78.22 10:23:01 AM 6 14.47 0.00 1.97 0.12 0.05 83.39 10:23:01 AM 7 9.40 0.00 0.80 0.27 0.03 89.50 10:24:01 AM all 23.99 0.00 1.30 0.88 0.08 73.76 10:24:01 AM 0 27.28 0.00 1.19 0.33 0.07 71.13 10:24:01 AM 1 31.88 0.00 1.54 1.34 0.08 65.15 10:24:01 AM 2 22.17 0.00 1.67 1.24 0.07 74.85 10:24:01 AM 3 17.90 0.00 1.07 0.64 0.08 80.30 10:24:01 AM 4 26.78 0.00 1.83 1.17 0.08 70.14 10:24:01 AM 5 22.75 0.00 1.05 0.89 0.07 75.24 10:24:01 AM 6 19.93 0.00 1.17 0.50 0.08 78.31 10:24:01 AM 7 23.20 0.00 0.90 0.92 0.07 74.91 10:25:01 AM all 29.36 0.00 1.13 0.32 0.08 69.10 10:25:01 AM 0 38.58 0.00 1.27 0.22 0.10 59.83 10:25:01 AM 1 27.52 0.00 1.10 0.32 0.10 70.96 10:25:01 AM 2 45.69 0.00 1.29 0.18 0.10 52.74 10:25:01 AM 3 25.05 0.00 1.37 0.68 0.07 72.82 10:25:01 AM 4 6.21 0.00 1.02 0.03 0.08 92.65 10:25:01 AM 5 25.95 0.00 1.07 0.13 0.07 72.78 10:25:01 AM 6 25.52 0.00 1.42 0.85 0.08 72.13 10:25:01 AM 7 40.35 0.00 0.52 0.13 0.07 58.94 Average: all 21.85 0.00 1.37 0.61 0.07 76.10 Average: 0 27.19 0.00 1.46 0.36 0.07 70.92 Average: 1 22.58 0.00 1.09 0.59 0.08 75.67 Average: 2 26.18 0.00 1.47 0.63 0.07 71.65 Average: 3 19.04 0.00 1.49 0.52 0.07 78.87 Average: 4 12.96 0.00 1.69 1.42 0.07 83.86 Average: 5 22.57 0.00 1.51 0.45 0.06 75.41 Average: 6 19.98 0.00 1.52 0.49 0.07 77.94 Average: 7 24.32 0.00 0.74 0.44 0.06 74.44